package com.xt.mes.dao;


import com.xt.mes.pojo.User;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;

public interface UserDao extends JpaRepository<User, Long>, JpaSpecificationExecutor<User> {


    public User findByUserName(String userName);
}
